305280475

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 415259136

約数和(自身を除く): 109978661

約数列:

[1, 5, 17, 25, 67, 71, 85, 151, 335, 355, 425, 755, 1139, 1207, 1675, 1775, 2567, 3775, 4757, 5695, 6035, 10117, 10721, 12835, 23785, 28475, 30175, 50585, 53605, 64175, 80869, 118925, 171989, 182257, 252925, 268025, 404345, 718307, 859945, 911285, 2021725, 3591535, 4299725, 4556425, 12211219, 17957675, 61056095, 305280475]

約数ペア:

[(1, 305280475), (5, 61056095), (17, 17957675), (25, 12211219), (67, 4556425), (71, 4299725), (85, 3591535), (151, 2021725), (335, 911285), (355, 859945), (425, 718307), (755, 404345), (1139, 268025), (1207, 252925), (1675, 182257), (1775, 171989), (2567, 118925), (3775, 80869), (4757, 64175), (5695, 53605), (6035, 50585), (10117, 30175), (10721, 28475), (12835, 23785)]